{{ define "index/index.html" }}
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="/static/css/index.css">
</head>
<body>
<span  class="index">这里是index文件</span>
{{.}}
<br>
<img src="/static/images/123.jpg" alt="">
</body>
</html>
{{end}}